The HTMLUnknownElement interface represents an invalid HTML element and derives from the HTMLElement interface, but without implementing any additional properties or methods.
HTMLUnknownElement
Instance properties
No specific property; inherits properties from its parent, HTMLElement.
Instance methods
No specific method; inherits methods from its parent, HTMLElement.
Specifications
| Specification |
|---|
| HTML Standard # htmlunknownelement |
Browser compatibility
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
HTMLUnknownElement |
15 | 12 | 1 | 9 | ≤12.1 | 6 | 4.4 | 18 | 4 | ≤12.1 | 6 | 1.0 |
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https://developer.mozilla.org/en-US/docs/Web/API/HTMLUnknownElement